{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001575},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002066","480:4800001340","480:4800001623","480:4800001683","480:4800002024","480:4800001520","480:4800001798","480:4800001460","480:4800001624","480:4800001630","470:4700005045","480:4800001678","480:4800002127","480:4800001686","480:4800002017","470:4700005218","480:4800001622","480:4800002540","480:4800002493","470:4700005053","480:4800001734","480:4800001458","480:4800001677","466:4660004799","480:4800001408"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,470,480,480,480,480,470,480,480,480,470,480,480,480,466,480],"twin_sims":[0.5645971276024087,0.4613166173758995,0.4216083899034182,0.4165536685047698,0.3060971565350717,0.3042732171422319,0.2964591217293788,0.2828968772611841,0.2678236196712023,0.26229682853811437,0.25354475679547483,0.24859008552683864,0.24624154540244544,0.244000431046997,0.2380738493300584,0.23797157607980737,0.23768465198618619,0.23515882721470996,0.2345766642827335,0.2254791109092314,0.2216686779747537,0.2188264616475485,0.21858231650746152,0.21378822467698855,0.20152326732632658],"twin_dists":[0.13886769666189427,0.1615537001594712,0.17069266874294872,0.17188042935552475,0.1998424211000068,0.20034622458972243,0.20252475632821343,0.206387914800513,0.21081527064968486,0.21247708112875904,0.21515424140153286,0.21669588228247,0.21743350162048072,0.21814161234666976,0.2200347011329644,0.2200676368919889,0.2201600863093376,0.2209770899080723,0.22116620928677044,0.2241625944787551,0.22544141987088734,0.22640489160565916,0.22648804361951963,0.2281336485516675,0.23246085216768725],"n_dims_used":43,"mean_confidence":0.9216738856116007},"coverage":{"mean_confidence":0.9216738856116007,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}